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16. Which one of the following provides the ability to query information from the database and to insert tuples into, delete tuples from, and modify tuples in the database?

A.)
DML

B.)
Query

C.)
DDL

D.)
Relational Schema

Answer: Option 'A'

DML

17. Which one of the following is a transport layer protocol?

A.)
stream control transmission protocol

B.)
internet control message protocol

C.)
neighbor discovery protocol

D.)
dynamic host configuration protocol

Answer: Option 'A'

stream control transmission protocol

18. Pokémon Go app, an immensely popular game which allowed people to wander around their hometowns and score points by interacting with characters, within the confines of a game, then going to real-life places to make progress in virtual environments. Which of the following is related technology?

A.)
Artificial Intelligence

B.)
Virtual Reality

C.)
Augmented Reality

D.)
Sleeker

Answer: Option 'C'

Augmented reality is a technology that superimposes a computer-generated image on a user's view of the real world.

19. Which type of system can learn and adjust to new circumstances by themselves?

A.)
Database management system

B.)
Expert systems

C.)
Geographical systems

D.)
Neural networks

Answer: Option 'D'

Neural networks can learn and adjust to new circumstances by themselves.

20. In 2014, Apple decided to invent a programming language. What is the name of that programming language?

A.)
Cyanogen

B.)
Ruby

C.)
Oxygen

D.)
Swift

Answer: Option 'D'

Swift is a general-purpose, multi-paradigm, compiled programming language developed by Apple Inc.

21. Which among the following is the appropriate term to find specific information on a website?

A.)
Analytical research

B.)
MDX querying

C.)
Drill down

D.)
Scroll down

Answer: Option 'C'

In information technology to drill down means to move from one place to another, information to detailed data by focusing in on something.

22. Verizon Communications on July 2016, announced plans to acquire Yahoo for $4.8 billion in cash. Yahoo (www.yahoo.com) is a _________.

A.)
Website for Consumers

B.)
E-mail service

C.)
E-commerce website

D.)
Web Portal

Answer: Option 'D'

A Web portal is a specially designed website that often serves as the single point of access for information.
The first Web portals were online services, such as AOL, that provided access to the Web, but by now most of the traditional search engines have transformed themselves into Web portals to attract and keep a larger audience.

23. A __________’s main purpose is to prohibit unauthorized access to your computer via the Internet.

A.)
Popup blocker

B.)
Firewall

C.)
Spyware blocker

D.)
Spam assassin

Answer: Option 'B'

A firewall acts as a barrier between a trusted network and an untrusted network. A firewall controls access to the resources of a network through a positive control model. This means that the only traffic allowed onto the network is defined in the firewall policy; all other traffic is denied.
Firewalls can be implemented in both hardware and software, or a combination of both.